A coach, not just a dictionary
Looking up a word tells you what it means. It doesn't tell you whether you just used it correctly, or give you a memory trick that actually sticks. My Vocabulary Tracker's AI Coach does both — a freeform chat for explanations, mnemonics and nuance questions, plus a dedicated practice mode that grades a sentence you write yourself.
It's built for the moment flashcards can't reach: you recognize a word, but you're not sure you could use it correctly in your own sentence yet.
See it in action
Ask the Coach
"Give me a mnemonic and 2 example sentences for meticulous."
Mnemonic: Think of a Microscope Examining every Tiny Insect Carefully — the word breaks into a picture of a microscope that won't miss any detail, just like someone who is meticulous.
- She edited the manuscript with meticulous attention, correcting even the smallest punctuation errors.
- The watchmaker's work is meticulous, aligning each gear to the exact thousandth of a millimeter.
Try writing one sentence of your own — I'll let you know if the nuance is clear.
Practice a sentence, get graded
Pick a word — from your own saved list, a word pack, or just type one — write a sentence using it, and the coach grades your usage in seconds:
| Feedback | What you get |
|---|---|
| Score | 0–100, holistic quality of usage — not just right or wrong. |
| Usage check | Whether the word was used correctly, in a sensible context, with correct grammar around it. |
| Grammar notes | Specific issues found, if any — never vague "something's off." |
| Improved version | A corrected or polished rewrite of your own sentence. |
| Feedback | A short, warm, specific note explaining the score. |
Every graded submission earns XP toward your daily streak — production practice counts, not just recognition.
Who this is for
Exam candidates
Ask the coach to explain the difference between near-synonyms your exam loves to test — "ameliorate" vs. "improve," "meticulous" vs. "thorough."
Business English learners
Practice a real sentence for an email or meeting before you actually send it, and get graded on tone and correctness first.
Anyone stuck between "recognize" and "use"
You know what a word means the moment you see it, but freeze trying to produce it yourself — this is exactly the gap production practice closes.
Curious learners
Ask freeform questions — grammar, register, mnemonics, word history — and get a concise, encouraging answer, not a wall of text.
Frequently asked questions
Is the AI Coach free?
Yes, both the chat and sentence-practice grading are included free with a My Vocabulary Tracker account.
Does it remember our previous conversation?
Yes — your chat history is saved and loads automatically the next time you open the AI Coach, so you can pick up where you left off.
Which words can I practice with?
Any word — pick from your own saved vocabulary, a curated word pack, or just type one in, even if it's not saved anywhere yet.
Is there a limit to how much I can chat or practice?
Generous per-session limits keep the feature responsive for everyone; a real conversational pace never comes close to them.
The coach works over your own vocabulary — start by building a personal word list, or import a curated word pack to have something to ask about right away.
Ready to ask the coach something?
Try the AI Coach — free