There are words that Begin with the prefix tri- like: Triangle, Tripod, Tricycle, and Triceratops
octagonoctaneoctaveoctet
Archetypal, archeology
Polysaccharides, polygon, polytheism.
Unorganized, Unauthorized, Unavailable, Unfortunately, Uncomfortable, Unbelieveable, Unsightly, Unexpected, unprecedented, unsurpassed, unusual, unique, unforgettable, unpredictable
Some words that use the prefix 'un' are:unableunbelievableunconsciousundeniableunendingunfurledungainlyunholyunimaginableunjustunknownunlovedunmeritedunnoticedunownedunprovenunquietunrestunsinkableuntidyunusedunvariedunwantedunexplained (OK, so I cheated a little)unyieldingunzip
Unknowable is one. UN and ABLE.
unbelievable, unusual, unnatural, uneven, unwarranted
some words are unhappy, disapprove,dislike,unlock,reconstruct,redo,replace,unpaid,disorder,rebuild,restart,unload,repeat,disappear unlikely,unequal,reverse,undo. i hope this helped you.
unfit
No, "un-" is a prefix that is added to words to indicate a negation or reversal of the word's meaning. "Unbelievable" is a word itself, formed by adding the prefix "un-" to "believable."
The prefix of "sign" is "un-" and the suffix is "-ed."
un is the prefix of familiar so there is no prefix for an already prefixed word
Some words that start with the prefix "un" include: unhappy, unclear, untangle, and unbreakable. The prefix "un" is often used to indicate the opposite or absence of the root word, such as "unhappy" meaning not happy. It is a common prefix in the English language.
You could add the prefix -un and the suffix -ed to make the word "un-vindicated."
The prefix for unsuspecting is "un-".
No