This rare kanji has no clear standalone meaning. Treat its meaning as uncertain.
誗 combines 言 (speech) with 利 (sharp, profit), but the exact historical development and original meaning are uncertain.
The left side is 言 (words) and the right side is 利 (sharp, profit). Picture sharp, profitable words, but the true meaning is unclear.
For テン, imagine ten sharp words lined up: ten -> テン, and the words 言 are as sharp as 利.