1.AdverbTo a limited extent or degree; not completely.
"The crowd was somewhat larger than expected, perhaps due to the good weather.; The decision to shave or not is a somewhat personal one.; The searing heat cooled somewhat as the sun set in the evening.; That hat seems somewhat small for him."
2.Adverb(Can we verify this sense?) Very.
"That hat seems somewhat small for him."
3.PronounSomething.
4.NounA certain quantity or degree; a part, more or less; something.
5.NounA person or thing of importance; a somebody.