encountering >> /ɪnˈkaʊntə/
Definition: [verb] Unexpectedly be faced with or experience (something hostile or difficult)
Example: we have encountered one small problem
Definition: [verb] Meet (someone) unexpectedly.
Example: what do we know about the people we encounter in our daily lives?
Definition: [noun] An unexpected or casual meeting with someone or something.
Example: she felt totally unnerved by the encounter