Bidding, Blessing, Blinker, Bob, Bow, Buoy, Buy, Call, Calling, Cascade, Catalepsy, Certification, Cheer, Clue, Coma, Comply, Condescend, Confirmation, Consent, Convocation, Countenance, Crouch, Cue, Curtsy, Dangle, Default, Depend, Dip, Disregard, Drag, Drape, Droop, Duck, Embrace, Endorse, Endorsement, Esteem, Evocation, Fail, Fall, Flag, Flap, Flare, Flash, Flop, Flow, Foghorn, Genuflect, Gesture, Glance, Glimmer, Glimmering, Grant, Greet, Greeting, Hail, Handshake, Hang, Hello, High, Hint, Signature, Signet, Sleep, Smile, Speak, Spoor, Squat, Stamp, Stoop, Stupor, Submission, Submissiveness, Subscription, Suggestion, Summons, Suspicion, Swag, Swing, Swoon, Symptom, Telltale, Touch, Track, Trail, Trance, Uncover, Validation, Visa, Vise, Voice, Vote, Warrant, Wave, Weep, Welcome, Whisper, Wink, Yea, Yes, Ok, Accede, Accept, Acceptance, Acclaim, Accost, Acquiesce, Address, Adherence, Admiration, Affirmation, Affirmative, Agree, Alarm, Amen, Applaud, Approbation, Approval, Approve, Assent, Authentication, Aye, Bag, Beacon, Beck, Bell, Bend, Homage, Hug, Ignore, Implication, Imprimatur, Inclination, Indent, Index, Indication, Inkling, Innuendo, Insinuation, Intimation, Invocation, Kick, Kiss, Kneel, Kneeling, Lapse, Leer, Lethargy, Look, Lop, Narcosis, Neglect, Nudge, Obeisance, Obsequiousness, Okay, Overlook, Permission, Permit, Poke, Prompt, Prostration, Ratification, Ratify, Receive, Requisition, Respect, Reverence, Rocket, Sag, Salaam, Salutation, Salute, Sanction, Scent, Scrape, Seal, Sedation, Semaphore, Servility, Shake, Shock, Sign, Signal