snuggling vs hugging

snuggling and hugging both are nouns.

Word	Noun	Adjective	Verb	Adverb
snuggling	Yes	No	No	No
hugging	Yes	No	No	No

As nouns, snuggling and hugging are synonyms defined as:

snuggling and hugging: affectionate play (or foreplay without contact with the genital organs)

Other synonyms of snuggling include caressing, cuddling, fondling, kissing, necking, petting, smooching.

snuggling (noun)	hugging (noun)
affectionate play (or foreplay without contact with the genital organs)	affectionate play (or foreplay without contact with the genital organs)