Godan verb with 'u' endingintransitive verbword usually written using kana alonecolloquialto be mixed up with;to have a connection with (a troublesome matter)
Godan verb with 'ru' endingintransitive verbword usually written using kana aloneto be obsessive (about);to be overly concerned (with);to fuss (over);to worry too much (about);to be picky (about);to be hung up (on);to stick to
殿方が細かいことにこだわるものではありません。
It doesn't become a gentleman to fuss over trifles.
2
Godan verb with 'ru' endingintransitive verbword usually written using kana aloneto be particular (about);to pay special attention (to);to be fastidious (about);to insist (on);to be uncompromising
positive nuance
3
Godan verb with 'ru' endingintransitive verbdated termword usually written using kana aloneto get stuck;to be obstructed