1. Not returned in kind
   "unrequited (unanswered) love"
   - unreciprocated, unrequited

See also: nonreciprocal

• stridency
• strident
• stridently
• strider
• stridor
• stridulate
• stridulation
• stridulatory
• stridulous
• strife
• Strigidae
• Strigiformes
• strigil
• strigose
• strike
• strike a blow
• strike a chord
• strike a note
• strike back
• strike down
• strike dumb
• strike hard
• strike home
• strike leader
• strike off