A practical two-week training plan to dramatically reduce um, like, and basically from your speech before it costs you in interviews.
Almost everyone has filler words. The question is whether yours are costing you in interviews, presentations, or professional conversations — and what you can actually do about them in a short amount of time.
The good news: two weeks is enough to dramatically reduce filler words. Not necessarily eliminate them completely (that's a lifetime habit), but enough that they stop being something an interviewer consciously notices.
Here's exactly how to do it.
Most people assume filler words are a confidence problem. They're not — or at least, not primarily.
Filler words are a habit your brain developed as a way to hold the floor while processing thought. When your brain needs a moment to catch up with your mouth, it reaches for "um", "uh", "like", or "basically" as placeholders. This happens whether you're nervous or calm, experienced or inexperienced.
The nervous system link does exist — stress makes you think faster and speak faster, which gives your brain less processing time, which produces more fillers. But the underlying mechanism is habit, not anxiety. This matters because it means the solution is about training, not just confidence.
Understanding this stops you from waiting to feel more confident before fixing it. You don't need confidence first. You need a different habit.
Different people have different defaults. The most common culprits:
Hedging language is worth its own mention because people rarely identify it as a filler problem. Saying "I kind of led the project" is technically filler — it hedges a real thing you did and makes you sound uncertain about your own experience. Watch for it.
You cannot change a habit you can't hear. The first week is entirely about awareness.
Have a 3–5 minute conversation with someone, or answer three interview questions out loud alone and record yourself. Video is better than audio because you'll also see your body language.
Watch it back and count:
Write the number down. This is your baseline.
Most people are shocked the first time they do this. A 3-minute recording with 40+ fillers is extremely common. Don't judge it — just notice it.
Fillers aren't evenly distributed. They cluster around certain moments:
Notice when your fillers appear most. This tells you where to focus your practice.
The correct replacement for a filler word is a pause.
This feels wrong the first time you do it. Silence feels awkward to the speaker. But to the listener, a confident pause reads as thoughtful, not weak. An "um" reads as uncertain.
Practice this: every time you would normally say a filler, stop. Say nothing. Let the silence sit for 1–2 seconds. Then continue.
Do this in low-stakes conversations first — with friends, family, or in practice sessions. Get used to what it feels like to pause on purpose.
By now, you're hearing your fillers in real-time. Week 2 is about active replacement.
Find one person — a friend, classmate, or family member — and ask them to do one thing: gently tap the table or raise their hand every time you use a filler word in conversation.
This real-time feedback is uncomfortable and extremely effective. Your brain starts anticipating the signal, which forces conscious monitoring of your speech.
You don't need hours of this. 10–15 minutes of focused conversation per day is enough.
Take 10 behavioral interview questions and answer them on video, aiming for zero fillers.
Not all at once. Two or three per day, with playback after each one.
When you catch a filler in the recording, re-record that specific section. Focus on the transition moments — the beginning of your answer and the moments between STAR sections are where fillers cluster most.
You'll notice your answers getting tighter. A side effect of eliminating fillers is that you also stop over-explaining.
The single biggest predictor of filler word frequency is speaking speed. When you speak faster than you can think, your brain reaches for fillers to fill the gap.
Practice speaking at 70% of your natural pace. This feels unbearably slow to you. It feels measured and confident to your listener.
Time yourself: a 90-second answer at your normal pace should take about 110–120 seconds at the right pace. That extra 20–30 seconds of processing time dramatically reduces how often your brain needs to stall.
A few things that don't work and waste time:
Telling yourself "stop saying um": Willpower alone doesn't break speech habits. You need active practice, not reminders.
Practicing only in your head: Silent rehearsal doesn't train your mouth. You must speak out loud.
Waiting until your actual interview to notice: By then it's too late to adjust in real-time. The habit needs to be built before the pressure hits.
Fixating on complete elimination: The goal is reduction, not perfection. Even polished speakers use occasional fillers. The problem is frequency, not existence.
By the end of two weeks of this process, most people see:
You probably won't be filler-free. But you'll be at a level where an interviewer notices your communication quality — not your filler words. That's the goal.
Maintain the habit by:
Like any habit, filler word reduction can slip if you stop practicing. But the initial two weeks resets your baseline significantly, and maintenance is much less effort than the initial training.
Nexrum's mock interview platform gives you automated filler word tracking plus human feedback on your overall communication. Practice before it counts.