to make something more interesting or lively
何かをもっと面白く、活気づける (nanika o motto omoshiroku, kakkizukeru)
"The teacher’s stories added color to the history lesson."
"先生の話は歴史の授業に色を加えた。" (sensei no hanashi wa rekishi no jugyō ni iro o kuwaeta)
to enter data using a keyboard or keypad
to use one's authority or influence in an aggressive way
to gradually work on something to achieve a result
to forget disagreements and be friendly again
deceitful; pretending to be friendly while being dishonest
the future will reveal the outcome