clover (n.)

• affluence
• comfort
• contentment
• deuce-ace
• ease
• felicity
• happiness
• leash
• luxury
• prosperity
• security
• shamrock
• success
• tercet
• ternary
• ternion
• terzetto
• three
• threesome
• tierce
• trefoil
• trey
• triad
• triangle
• tricorn
• trident
• trilogy
• trimester
• trine
• trinity
• trio
• triplet
• tripod
• triptych
• trireme
• triskelion
• triumvirate
• trivet
• troika
• velvet
• weal
• wealth
• welfare
• well-being