Compound of 忘れ (wasure, “to forget, the 連用形(れんようけい) (ren'yōkei, “stem of continuative form”) of 忘(わす)れる (wasureru)”) + 形見 (gatami, “momento”). The katami...
【<span class="searchmatch">忘れ形見</span>】 [noun] memento (from a dead person), souvenir, keepsake [noun] orphan, posthumous child...