歯切れが悪い (はぎれがわるい) Japanese meaning | KotomoraMeanings
1
expression, i-adjective
inarticulate; unclear; evasive
Describes speech that is hesitant, mumbled, or lacking clarity, often because the speaker is unsure, evasive, or physically unable to articulate well.
He only gives evasive replies, so I can't tell how he really feels.