petə-

To spread. Oldest form *petə₂-.

Derivatives include fathom, patent, and compass.

1. Suffixed o-grade form *pot(ə)-mo-. fathom, from Old English fæthm, fathom, from Germanic *fathmaz, “length of two arms stretched out.”

2. Suffixed (stative) variant zero-grade form *pat-ē-. patent, patulous, from Latin patēre, to be open.

3. Probably variant zero-grade form in remade nasalized form *pat-no-. pace¹, pandy, pas, paseo, pass, passé, passim; compass, expand, pasqueflower, passacaglia, passage¹, passage², passport, repand, spawn, from Latin pandere (past participle passus < *pat-to-), to spread out.

4. Suffixed form *pet-alo-. petal, from Greek petalon, leaf.

5. Suffixed form *pet-ano-. paella, pan¹, paten, patina¹, patina², from Greek patanē (? < *petanā-), platter, “thing spread out.”

6. petasos, from Greek petasos, broad-brimmed hat, from Greek suffixed form *peta-so-.

 

[Pokorny 1. pet- 824.]

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