Every Dungeons & Dragons Fifth Edition character has their own unique ways of interacting with the game world through their features, spellcasting, and more. However, skills are something all D&D characters share in common. D&D 5e has 18 skills that all characters can use when the situation requires it.
Source:https://www.cbr.com/dnd-5e-skill-proficiencies-ranked-by-usefulness/