Key word signing Key word signing Key word signing is a technique of simultaneous communication whereby the communication partner of the user will use both natural speech and also produce signs for the words that carry the most important information. Key word signing puts emphasis on the pertinent words in a sentence or a phrase, rather than signing every word like you would for American Sign Language (ASL). For example, if someone said, "Go wash your hands" the key words that would be signed would be "wash" and "hand". Key word signing is a form of augmentative and alternative communication (AAC) that uses
Three letter rule Three letter rule In English spelling, the three letter rule (or short word rule) is the observation that one- and two-letter words tend to be function words such as "I", "at", "he", "if", "of", "or", etc. As a consequence of the rule, "content words" tend to have at least three letters. In particular, content words containing fewer than three phonemes may be augmented with letters which are phonetically redundant, such as "ebb, "add, "egg, "inn, "bee, "awe, "buy", "owe", etc. Many content words would be homographs of common function words if not for the latter's "redundant" letters: e.g. "be/bee", "in/inn",