Duly is an adverb.
adverb
what part of speech is beneath
i want to know what part of speech is camping
The part of speech is a adjective
The part(s) of speech that has an "A" sound are: Adjective and Adverb.
If the speech therapist in question has earned a doctorate degree in the field (i.e. PhD), yes, they are to be duly referred to as Dr. as they have earned the highest degree available in their area of study.
The part of speech for this particular word is a noun.
part of speech
The part of speech for "answer" is a noun.
adverb
what part of speech is beneath
The part of speech for "unfamiliar" is an adjective.
The part of speech of "came" is a verb.
The part of speech for "twirl" is a verb.
The part of speech for "explicit" is an adjective.
The part of speech for "indefinite" is an adjective.
The part of speech for "lecturer" is a noun.