Understanding Denotation and Connotation
The denotation of a word is its dictionary definition. The following words have the same basic denotation: to walk with heavy steps.
marched strode trudged slogged
However, each of these words has different connotations, the web of ideas and feelings that they evoke.
marched (military, precise, in a group, purposeful)
strode (confident, energetic, bold, brave)