pro-sumti: definitional terbri variable 1; x_{1}

May be used to define words with cei'e, or to talk about definitions of existing or proposed words. Series: bo'a bo'e bo'i bo'o bo'u

- boxna
- x
_{1}is a wave [periodic pattern] in medium x_{2}, wave-form x_{3}, wave-length x_{4}, frequency x_{5}.

- ka'ei
*(exp!)* - abstractor: predicate abstractor. x
_{1}is the predicate expressed by [bridi], using bo'a, bo'e, etc for variables. - kai'ei
*(exp!)* - abstractor: x
_{1}(x_{2}, ...) are such that they satisfy [bridi], using bo'a/bo'e/etc for variables

- jaxnunco'e
- x
_{1}is involved in / is related to / pertains to / is a sumti participant in abstraction x_{2}. - bo'ai
*(exp!)* - convert number into pro-sumti: definitional terbri variable with associated number; x
_{n} - bo'e
*(exp!)* - pro-sumti: definitional terbri variable 2; x
_{2} - bo'i
*(exp!)* - pro-sumti: definitional terbri variable 3; x
_{3} - bo'o
*(exp!)* - pro-sumti: definitional terbri variable 4; x
_{4} - bo'u
*(exp!)* - pro-sumti: definitional terbri variable 5; x
_{5} - cei'e
*(exp!)* - define following selbri with sentence or tu'e...tu'u clause