in·sis·tent 
/ɪnˈsɪstənt/ adjective
/ɪnˈsɪstənt/ adjective [more insistent; most insistent] 1 : demanding that something happen or that someone do something
▪ My friends were insistent that I go. = They were insistent on my going. [=they insisted that I go] ▪ He was insistent about paying for dinner. [=he insisted on paying for dinner; he insisted that he should pay for dinner] 2 : happening for a long time and very difficult to ignore
▪ an insistent drumbeat ▪ We listened to the insistent crashing of waves on the beach.
▪ My friends were insistent that I go. = They were insistent on my going. [=they insisted that I go] ▪ He was insistent about paying for dinner. [=he insisted on paying for dinner; he insisted that he should pay for dinner]
▪ an insistent drumbeat ▪ We listened to the insistent crashing of waves on the beach.
— in·sis·tent·ly adverb
▪ He spoke very insistently of the need for reform.
▪ He spoke very insistently of the need for reform.
