A verb in The Etymologies of the 1930s appearing in its Noldorin-style infinitive form ercho “to prick” under the root ᴹ√EREK “thorn” (Ety/ERÉK).
Noldorin
nasta-
verb. to prick, point, stick, thrust
nasta-
verb. to prick, point, stick, thrust
ercha-
verb. to prick
ercha-
verb. to prick
A verb in The Etymologies of the 1930s glossed “prick, point, stick, thrust” under the root ᴹ√NAS “point, sharp end” (Ety/NAS).