むむむむむ1hum; hmm感動詞expressing mild surprise or doubtonomatopoeic or mimetic word2hm hm (light chuckle with mouth closed)感動詞onomatopoeic or mimetic word3uh-huh感動詞indicating agreementonomatopoeic or mimetic word4mm; hmm感動詞deep in thoughtonomatopoeic or mimetic word5well感動詞calling attentiononomatopoeic or mimetic word札へ残す語をコピー