もたせる
motaseru

Ichidan Verb

1. to lean (something) against; to set against; to prop up against

Transitive
Usually Written in Kana
Related to もたせ掛ける
かれはあごを片手 かたてにもたせて食卓 しょくたくにひじを いて すわっていた。
karewa agō katateni motasete shokutakuni hijio tsuite suwatte ita.
He sat at the table with his chin cupped in one hand.