留守【るす】
absence, being away from home, house-sitting, house-sitter, being left unattended to (of one's studies, etc.), neglecting
残留【ざんりゅう】
staying behind, remaining, residual
留学生【りゅうがくせい】
overseas student, exchange student
駐留【ちゅうりゅう】
stationing (e.g. of troops), garrison
抑留【よくりゅう】
internment, detainment, detention
在留【ざいりゅう】
residing (esp. abroad), staying, living
保留【ほりゅう】
reservation, putting on hold, deferment, withholding
留任【りゅうにん】
remaining in office, staying in office, remaining at one's post
書留【かきとめ】
registered mail, registered post, registration (of mail), (putting on) record, writing down, noting down, registry
留保【りゅうほ】
reserving, withholding
留置場【りゅうちじょう】
police cell, place of detention, jail
留置【りゅうち】
detention (usu. during investigation), imprisonment, poundage, custody
慰留【いりゅう】
dissuasion (from resigning, leaving, etc.), persuading (to stay)
居留【きょりゅう】
residence, reside
留年【りゅうねん】
repeating a year (at school), staying in the same class for another year
遺留品【いりゅうひん】
article left behind (at a crime scene, after death, etc.)
係留【けいりゅう】
mooring, anchorage
留め【とめ】
(a) stop (e.g. in a timber joint, or at the end of a kanji stroke), remaining (e.g. poste-restante), forty-five degree angle
留意【りゅうい】
heeding, paying attention, bearing in mind
歩留まり【ぶどまり】
yield, yield rate