The word "retick" is spelled with the letter combination "etick", which represents the phoneme /ɛtɪk/. The first syllable "re-" is pronounced as /ri/, followed by the second syllable "-tick" which is pronounced as /tɪk/. The word "retick" means to mark or tick off again, and is typically used in reference to marking something on a list or document. It is important to spell the word correctly when using it in written communication to ensure clear and effective communication.