adverb, adverb taking the 'to' particle
sticking; clinging; closely attached
Describes something adhering firmly to a surface, or a person staying very close to someone, often with a nuance of dependency or lack of distance.
シールがべったりと貼りついて取れない。
The sticker is stuck on firmly and won't come off.
彼女は
She's always clinging to him.
adverb, adverb taking the 'to' particle
with a smack; hard; plop down
Used for sitting down heavily or landing with a dull impact, often with a sense of exhaustion or lack of grace.
疲れてソファにべったりと座り込んだ。
Exhausted, I plopped down onto the sofa.
adverb, adverb taking the 'to' particle
all over; thickly; heavily coated
Describes something applied or spread thickly over a surface, such as paint, makeup, or food.
パンにバターをべったり塗った。
I spread butter thickly on the bread.
壁にペンキがべったりついている。
The wall is thickly coated with paint.
Mimetic word; the exact derivation is uncertain, but it is likely sound-symbolic, imitating the sound or feeling of something sticking or pressing heavily.