formate

Any salt or ester of formic acid.

But most likely my judgement was distorted by my contempt for his acting the young buck [...] for ever waxing his moustaches and loading himself with medicaments supposed to replace the failing sap of youth, glycerophosphates, formates, nux vomica, yohimba, damiana.

To assemble flying aircraft into formation; to fly in formation.

Tiger Moths from the Reserve Flying Schools at Rochester and Cambridge competed with each other at formating in the gusty conditions, Rochester just winning.

Formating with Patty Wagstaff' s modified Baron, flown by Dale Snodgrass, was fun on a beautiful morning, though all you learn about an airplane while formating is the power response (very smooth) and the response to control pressures.