sporadic vs spasmodic: adjective Occurring at irregular intervals or in isolated or scattered places; having no pattern or order: : periodic. Recurring in scattered and irregular or unpredictable instances

recurring in scattered and irregular or unpredictable instances. These are Adjective, Adjective Satellite associated with either Spasmodic or Sporadic. Compare the different features of these two on the diff word platform.

What's the difference between spasmodic and sporadic? (a.) Of or pertaining to spasm; consisting in spasm; occuring in, or characterized by, spasms; as, a spasmodic asthma. (a.) Soon relaxed or exhausted; convulsive; intermittent; as, spasmodic zeal or industry. (n.) A medicine for spasm.

You never know where or when the occasion to use sporadic will pop up, but when it does, sporadic is the perfect choice to describe something that happens randomly or irregularly, often in scattered instances or isolated outbursts.