出典:Wiktionary
From Middle English *boke-merk, *boke-merke (attested only in the bare form merk (“bookmark”)), equivalent to book + mark. Cognate with Danish bogmærke (“bookmark”), Swedish bokmärke (“bookmark”), Norwegian bokmerke (“bookmark”), Icelandic bókamerki (“bookmark”). Eclipsed non-native 古期英語 æstel (“bookmark”), from Old Irish astal, from Latin hastula (“little spear, splint”).
bookmark (複数形 bookmarks)
bookmark (三人称単数 現在形 bookmarks, 現在分詞 bookmarking, 過去形および過去分詞形 bookmarked)
a mark
a plate
a cut on the surface of something
conduct-marks