Home Conversations Behaviour Alphabet of Thai ConversationsBehaviourCustomsGeneral CustomsGreetingsThailand Alphabet of Thai By Marco de Groen - Jan 28, 2014 SHARE Facebook Twitter alphabet of thai meaning hello : Hello = sa-wat-dii Note that that the polite suffix ครับ khráp (for men) and ค่ะ khâ (for women) can and should be attached to all phrases when talking with strangers. The suffix depends solely on your gender