Wiktionary
semiserious
a. Somewhat or partially serious
Usage examples of "semiserious".
She took Adelfa into her office for the preliminary workup, which was more than semiserious girl talk.
Doke, wearing a semiserious expression on his face, offered me his hand.
His name was Graham, and his body had that width of shoulder and impressive swell of arm that only semiserious weight lifting can get you.
He responded as any pup would, by seeking out his former littermates and immediately getting himself into a semiserious fight with one of them that was quelled by a shout from Burrich.