Yes, "slyly" is an adverb. It is used to modify a verb, usually indicating that something is done in a cunning or stealthy manner.
The adverb of "sly" is "slyly."
She slyly passed the secret note to her friend during class without the teacher noticing.
No, "stick" is not an adverb. It is a noun or a verb. An adverb is a word that describes or modifies a verb, adjective, or another adverb.
The adverb of shy is shyly.
The adverb form of possess is possessively.
The adverb of "sly" is "slyly."
Cheekily and slyly ;)
She slyly passed the secret note to her friend during class without the teacher noticing.
The stem word for slyly is sly.
Slyly
peep
slyly
Secretly Slyly & With A Lot Of Time On Your Hands
Slyly hint to him that your mother still has feelings for your father.
artfully; craftily; foxily; slyly; knavishly; trickily;
slyly
slyly/sneakily/manipulatively