to feel even more (lonely etc); to be extremely (sad, delighted etc)

(coll.) very; really

to double; to redouble; to increase many times over; to multiply by a factor; multiplication

multiple; multiplier; factor

(optics) magnifying power

sped-up (playback)

(dialect) awesome; excellent

multiplier

Diplopoda (arthropod class with a pair of legs on each segment, including centipedes and millipedes)

Diplopoda (zoology)

frequency multiplier