はめる
はめる · hameru · JLPT N2 · verb-ichidan
to put on
🧤 Sounds like HAM-eru: push the ham into the slot so it fits snugly inside
The kanji 嵌 means fit into a hole, so 嵌める covers slotting a part in and pulling on gloves. Both are things that go snugly onto or into something.