is uncover a base word or roots word.
is kingdom a base word or roots word.
is valuable a base word or roots word.
is beautiful a base word or roots word.
is distrustful a base word or roots word.
is annoyance a base word or roots word.
is carelessness a base word or roots word.
is beloved a base word or roots word.
is preview a base word or roots word.
is noticeable a base word or roots word.



Answer :

Root word
Base word
Base word
Base word
Root word
Root word
Root word
Root word
Root word
Root word


Basically, a root word is any word with a suffix or a prefix.