to go from person to person and ask for votes, orders for goods, subscriptions etc or to learn about people's opinions

poll; discuss issues

(to cause of a statement etc) to become clear or intelligible

explain, make clear

to arrange (items) in categories or groups

categorize

to examine, judge, to what extent people or things are similar or not similar

examine in contrast

to interpret the meaning of (words, statements, acts etc)

deduce; explain

to find the meaning of (something written in code, bad handwriting etc)

figure out, understand

to arrive at (knowledge, a theory etc) by reasoning

figure out, understand

to determine the nature of (a disease) from symptoms

identify problem, disease

to identify, state, a difference between people, things (by looking, listening, thinking etc)

tell the difference

to do work of planning and directing the publication of a newspaper, magazine, book etc

rewrite, refine

inquire

ask about

to give the meaning of (something)

make clear; give a reason for

to travel into or through (a country etc) for the purpose of learning about it

investigate; survey

(of a speech, performance) to be received (by an audience)

review

to ask in order to be told (something)

ask; look into

to describe (a word or sentence) grammatically

deduce; explain

deduce; explain

deduce; explain

to read (something) carefully

check out; examine

to supply proof of (something); show (something) beyond doubt to be true

establish facts; put to a test

tested and known to be true, successful

establish facts; put to a test

to go to or near (a place or area occupied by enemy forces) to learn about their position, strength etc

investigate; survey

to make a detailed examination of (something)

examine closely

to put (something), separate (something) by putting, through a sieve; to examine something carefully

take out residue; remove impurities

to make (something) easy to do or understand

make easy, intelligible