The Word is:”been”

been

/biː/
verb
past participle: been

1.exist.
“there are no easy answers”
synonyms: exist, have being, have existence; More
be present.
“there were no curtains around the showers”
synonyms: be present, be around, be available, be near, be nearby, be at hand
“what theatres will there be for them to visit?”
2.occur; take place.
“the exhibition will be in November”
synonyms: occur, happen, take place, come about, arise, crop up, transpire, fall, materialize, ensue; More
occupy a position in space.
“Salvation Street was on his left”
synonyms: be situated, be located, be found, be present, be set, be positioned, be placed, be installed
“Pat was on the sofa in the living room”
stay in the same place or condition.
“he’s a tough customer— let him be”
synonyms: remain, stay, wait, linger; More
attend.
“I’m at school doing A levels”
synonyms: attend, go to, be present, take part; More
come; go; visit.
“he’s from Missouri”
3.having the state, quality, identity, nature, role, etc., specified.
“Amy was 91”
cost.
“the tickets were £25”
synonyms: cost, be priced at, sell for, be valued at, fetch, come to; More
amount to.
“one and one is two”
synonyms: amount to, come to, add up to, run to, number, make, total, equal, be equal to, be equivalent to, comprise, represent; tot up to
“one and one is two”
represent.
“let A be a square matrix of order n”
signify.
“we were everything to each other”
consist of; constitute.
“the monastery was several three-storey buildings”
4.informal
say.
“last time I saw her she was all ‘You need to quit smoking!’”

verb

past participle: been
1.used with a present participle to form continuous tenses.
“they are coming”
2.used with a past participle to form the passive voice.
“it was done”
3.used to indicate something that is due or destined to happen.
“construction is to begin next summer”
used to express obligation or necessity.
“you are to follow these orders”
used to express possibility.
“these snakes are to be found in North America”
used to hypothesize about something that might happen.
“if I were to lose”
4.archaic
used with the past participle of intransitive verbs to form perfect tenses.
“I am returned”

Source credit: Google