Area, aria, barb, blob, boob, bulb, dead, deed, ease, fief, gong, hash, hath, hush, kick, kink, kook, loll, lull, noon, noun, Oreo, pimp, plop, poop, rear, roar, sass, tart, teat, tilt, toot, tort, tout, trot, twit...
11 letter words that begin and end with the same letter:charismaticdisappeareddiscrediteddistributedgalvanizinggerminatingseriousnesstranslucenttransparent
peep
Alliteration
Abracadabra, agoraphobia, albuminuria, amphisbaena, antonomasia and astrocytoma are 11 letter words. They begin and end with the letter a.
Some words that begin and end with the same letter and contain CA are:abracadabraacaciaacademiaalpacabicarbcarcinogenicdecaffeinateddecanteddecapoddecayeddedicateddefecateddesiccateddiscarddislocatedduplicatededucateencapsulateencaseequivocateeradicateescalateescapadeescapeescaroleevocativeexcavateexcommunicateexplicateextricatelackadaisicalliturgicallocallogicallogisticallyricalmacadamminicamnotificationnullificationscabiesscalesscallopstelecasttomcattoxicanttypecast
Nine letter words that begin and end with the same letter:beachcombdartboarddecimateddecorateddecreaseddefrostedeffectiveeradicateetiquetteexecutivefireproofflagstafffoolproofgatheringgroundhoghairbrushhopscotchhundredthmagnesiummidstreamnarrationnewswomannightgownnutritionrainwaterrecruitersailboatssentencesturbulent
A litration is sentence or a paragraph that has words that begin with the same letter
Alliteration
gig bib pop
Algebra, alfalfa, ammonia, amnesia and antenna are 7 letter words. They begin and end with the letter a.
You may be thinking of a dictionary, but all the words in the chapter do not start with the same letter. All the words to be defined do, but the language of the definitions do not.
alliteration