molestar 

article & verb transitive 

1. To vex, to disturb, to molest, to trouble (dolor), to hurry, to tease, to grate, to cut to the heart, to annoy (fastidiar), to upset (incordiar). 

Me molesta ese ruido -> that noise upsets me 

Me molesta tener que repetirlo -> I hate having to repeat it 

verb neuter 

2. To be a nuisance(fastidiar); to get in the way (estorbar). (n) 

No quiero molestar -> I don't want to intrude 

verb reflexive 

3. To bother (darse trabajo); to go to trouble (incomodarse). 

Molestarse en -> to bother to