Ideas of a particular group. To have an idea about something without certainty.

Bending easily.

used for emphasis with following adjective functioning as adverb. thing that is unspecified or unknown.

One of four equal periods of play in some sports. divide into four equal or corresponding parts.

Concerning a product without a brand name. consumer product having no brand name.

An event at which you learned something. To gain knowledge by doing things.

place or angle where two sides or edges meet. Places where two lines, sides, corners etc. meet. To go around a bend in the road (often by driving).

action of mentioning or alluding to something. provide book or article with citations of sources of information.

Shape that is used as a pattern to make something.

distance through object, as distinct from width or height.

capable of cutting. A part of a plant cut off to grow new plants from. To use a knife/scissors to divide/open the surface.

Shape of someone's head when viewed from the side. To write a short description of a person or group.

set of principles concerned with nature and appreciation of beauty. Study of artistic beauty.

So good it cannot be improved. perfect tense. make completely free from faults.