This rare kanji has no clear standalone meaning. Treat its meaning as uncertain.
掦 combines 扌 (hand) with 易, but the exact historical development is uncertain. It may be a phono-semantic compound where 易 contributes the sound and the hand radical suggests an action, but the original meaning is unclear.
The hand radical 扌 beside 易 suggests an action, but without a clear meaning, picture a hand doing something ambiguous with the component 易.
For テキ, imagine a hand holding a mysterious object marked with 易, and a voice says 'Take it!' — 'Take' cues テキ.