you
yacht.
yearly
yearly
Joy Jazzy
None
happy horny hilly.
Words that start with R and end with Y are:racyrainyrallyraspberryraspyratifyrayreadilyreadyreallyrecoveryrectoryregencyregistryrelayrelyriskyrosaryrosyrowdyroyaltyrubyruddyrudelyrunwayrusty
every
quality, query, queenly, quay, quincy, ..
Yankee.
Duty has four letters and starts with a D, and ends with a Y.