Penfriend [noun]

● Correspondent

● Letter writer

● Epistoler

● Penfriend

● Pen pal

● Friend

● Acquaintance

● Friendship

● Soul mate

● Soulmate

● Copesmate

● Nonacquaintance

● Epistolic

● Workmate

● Dear john letter

● Pal

● Tryster

● Correspondence

● Schoolmate

● Biunique

● Buddy

● Business letter

● Significant other

● Philomathy

● Schoolfriend

● Bookmate

● Lady friend

● Comradeliness

● Befriendment

● Classmate

● Cognation

● Letter

● Skainsmate

● Matchmaker

● Boyfriend

● Admirer

● Gossiprede

● Birthday card

● Preacquaintance

● Air letter

● Epistolary

● Romancist

● Literation

● Relationship

● Literary composition

● Coworker

● Schoolfellow

● Romance

● Prothalamion

● Kinsfolk

● Lover

● Philomathic

● Fancy man

● Paranymph

● Correspondance

● Companion

● Cousinage

● Poem

● Fellowlike

● Fan letter

● Kith and kin

● Allograph

● Girlfriend

● Chat

● Unfellow

● Chum

● Penwoman

● Fiance

● Companionship

● Mishpocha

● Snail mail

● Regreet

● Liaison

● Colleague

● Varsity letter

● Open marriage

● Hit it up

● Shipmate

● Exscribe

● Chrysography

● Belamour

● Fratrage

● Aerogram

● Endearedly

● Night letter

● Mail

● Condolence

● Helpmate

● Sympathy card

● Sororize

● Brotherlike

● Mastersinger

● Amicableness

● Neighborship

● Artificial language

● Personal letter

● Live together

● Scriptory

● Chat room

● Impen

● Partner

● Sendee

● Chatroom