Collocations for pleasant - adj.

be, feel, look, seem, sound
find sth
make sth

extremely, fairly, very, etc.
perfectly, reasonably
His colleagues were perfectly pleasant and friendly but they had their own lives to lead.

less than, not altogether, not entirely, not exactly, not particularly
It was not a particularly pleasant experience.

almost
enough
It was a pleasant enough day.

to
He has always been extremely pleasant to me.

Pleasant is used with these nouns:
aroma, association, atmosphere, banter, baritone, breeze, change, chap, companion, company, conversation, disposition, diversion, dream, environment, evening, experience, face, feeling, flavour, fragrance, hotel, interlude, journey, lounge, manner, memory, mood, personality, scent, sensation, smell, spot, stay, stroll, suburb, surprise, surroundings, task, taste, thought, time, tone, trip, voice, walk, warmth