adverb, adverb taking the 'to' particle, noun or participle which takes 'suru'
mumbling; murmuring; in a subdued voice
Describes speaking quietly, unclearly, or in a low mutter, often with a negative or hesitant nuance.
彼はぼそぼそと何か言ったが、聞き取れなかった。
He mumbled something, but I couldn't catch it.
Please stop mumbling in front of people.
adverb, adverb taking the 'to' particle, noun or participle which takes 'suru', na-adjective
dry and crumbly; stale; tasteless
Describes food that is dry, lacking moisture, and often unappetizing, like stale bread or overcooked rice.
このパンはぼそぼそしていて、あまりおいしくない。
This bread is dry and crumbly, not very tasty.
冷めたご飯がぼそぼそになる。
Cold rice becomes dry and stale.