困らせる（こまらせる）Conjugation
JLPT N4 · Ichidan verb (Group 2) · Meaning: to trouble / bother
Full conjugation table
| Form | Japanese | Reading |
|---|---|---|
| Dictionary form The base form — casual speech and the stem for many grammar patterns. | 困らせる | こまらせる |
| masu (polite present) Polite present/future affirmative. | 困らせます | こまらせます |
| masen (polite negative) Polite present negative. | 困らせません | こまらせません |
| mashita (polite past) Polite past affirmative. | 困らせました | こまらせました |
| masen deshita (polite past neg.) Polite past negative. | 困らせませんでした | こまらせませんでした |
| te-form The most versatile form — linking, requests, progressive and more. | 困らせて | こまらせて |
| ta (plain past) Plain past affirmative. | 困らせた | こまらせた |
| nai (plain negative) Plain present negative. | 困らせない | こまらせない |
| nakatta (plain past neg.) Plain past negative. | 困らせなかった | こまらせなかった |
| Potential Ability or possibility — 'can do'. | 困らせられる | こまらせられる |
| Passive Passive voice — 'to be done to'. | 困らせられる | こまらせられる |
| Causative Causative — 'to make/let someone do'. | 困らせさせる | こまらせさせる |
| Volitional Volitional — 'let's…' or intention. | 困らせよう | こまらせよう |
| Imperative Imperative — a strong command; used sparingly. | 困らせろ | こまらせろ |
| Prohibitive Prohibitive — 'don't do it!'. | 困らせるな | こまらせるな |
| Conditional (ba) Hypothetical 'if' — leans written. | 困らせれば | こまらせれば |
| Conditional (tara) The most versatile everyday 'if / when'. | 困らせたら | こまらせたら |
Example sentences
- わがままを言って親を困らせる。 — He gives his parents a hard time by being selfish.
- 答えにくい質問で先生を困らせた。 — I put the teacher on the spot with a question that was hard to answer.