Artificial intelligent assistant

firren

ˈfirren, a. Obs.
  In 4 firrene, 6 Sc. firrin, firron.
  [f. fir + -en.]
  Made of fir.

c 1300 Havelok 2078 A fayr firrene wowe. 1513 Douglas æneis ii. vi. 17 The firryne closouris opnys, but noyise or dyn, And Greikis, hid the hors coist within, Patent war maide. 1578 Inventories (1815) 255 Ane thik firrin plank.

Oxford English Dictionary

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