うろ覚え (urooboe) Japanese meaning: faint memory | KotomoraI have only a vague memory of his name.
I tried drawing a map from vague memory.
rarely-used kanji form
Rarely used kanji form; 憶 is not a jōyō reading for おぼえる in this context.
疎覚え
irregular kanji usage
Irregular kanji usage; 疎 is not standard for this word.