込む, こむ
Conjugated: 込んでいる
Godan verb, Intransitive, See 混む, usu. 混む
1. to be crowded, to be packed, to be congested, to be thronged (with)
See 手の込んだ
2. to be complex, to be intricate
Suffix, after -masu stem of verb
3. to go into, to go in, to put into
4. to become (completely)
5. to do thoroughly, to do sufficiently
今晩は列車がとても込んでいる。