| adjective | being of delicate or slender build; - Frank Norris “she was slender as a willow shoot is slender” |
| adjective | very narrow “a thin line across the page” |
| adjective | having little width in proportion to the length or height “a slender pole” |
| adjective | small in quantity “slender wages” |
| adjective | moving and bending with ease |
| slenderness | noun | the property of an attractively thin person |
| slightness | noun | the property of an attractively thin person |
| slimness | noun | the property of an attractively thin person |
| thinness | noun | the property of being very narrow or thin |
| lissomeness | noun | the gracefulness of a person or animal that is flexible and supple |
| litheness | noun | the gracefulness of a person or animal that is flexible and supple |
| suppleness | noun | the gracefulness of a person or animal that is flexible and supple |