If you are a beginner climber and you feel like you have to learn another language to get on board, you are not alone. Climbing terminology is on a league of its own, but once you know the basics ...
If the technical grade is low for the adjectival grade, (e.g. HVS 4c, E3 5b) then expect either a very sustained and strenuous struggle, or a route with relatively easy climbing, only in a serious ...