a seed / a pit or stone in a fruit / a gamete (reproductive cell such as a spermatozoan or egg) / a lineage, bloodline / an origin, cause / the materials or ingredients from which something is made

呼ぶ: to call (call out); to send for (someone); to call (something by a name)

四回: four times / 四階: fourth floor

呼ばれる: be treated to (a meal); Used other than figuratively or idiomatically: see 呼ぶ, れる.

予備: reserve

(archaic, obsolete) last night, yestereve, yesternight

passive of 呼ぶ (yobu) [godan]

to be treated to (a meal)

Kyūjitai form of 予備

rest; remaining / extra