Hello, by the description, it looks like lymph nodes. But it could also be salivary gland swelling. Does this swelling increase in size with food consumption, if it does then possibly related to salivary gland or else possibly not. The lymph nodes swelling usually takes few weeks to come down in size. So if it is not troubling you thenkeep a track of size and wait. If causing pain etc then get an ultrasound neck or else wait.
Next Steps
If change in swelling get ultrasound and consult an ENT surgeon online or locally
Health Tips
Do not try to keep palpating very often
Just track size and pain