sporadically

His regime has shown itself sporadically willing to crack down on protest or detain more vocal critics.

Vidal, the second-year running back who played sporadically last season, didn’t make the 53-man roster to begin the season.

Modest changes to the boundaries of the regional banks have happened sporadically over the past century.

Drones and missiles have sporadically veered into countries bordering Ukraine in the years since Russia's full-scale invasion in 2022.

Of course conservatives complained about all this constantly and at great length, and sporadically tried to organize boycotts or other counterattacks against such shibboleths as “affirmative action,” “political correctness,” “multiculturalism” and “cultural Marxism.”