だらし
darashinai

i-Adjective

1. slovenly (appearance, work, etc.); sloppy; untidy; undisciplined; careless; loose; slack

Usually Written in Kana
それ以来 いらい かれはだらしない生活 せいかつをしてきた。
sore irai karewa darashinai sēkatsuo shite kita.
He has led a loose life since then.
i-Adjective

2. weak; feeble; weak-willed; cowardly; gutless

Usually Written in Kana