We OFTEN use words that are SOMETIMES misunderstood by others. FREQUENTLY we NEVER perceive this to be an issue. We ALWAYS know what we mean (don't we?) and assume others will CERTAINLY, or at the very least PROBABLY, have the same understanding.

The article in HBR linked to here warns us otherwise,

USUALLY we have a pretty close correlation between our meaning, and the meaning given to the same word by our audience, especially if they know us. But there is still a degree of uncertainty, with, in the case of the phrase 'a real possibility' having a... (More)