MOM!
Nine letter words that begin and end with the same letter:beachcombdartboarddecimateddecorateddecreaseddefrostedeffectiveeradicateetiquetteexecutivefireproofflagstafffoolproofgatheringgroundhoghairbrushhopscotchhundredthmagnesiummidstreamnarrationnewswomannightgownnutritionrainwaterrecruitersailboatssentencesturbulent
Yes. The word DAY starts with the letter d and the word END starts with the letter e!HA HA!
Word
Gratuitous gregarious
invasive
Chronic
cattelist
mordant
Brother.
daddy
bullock
beter