The Word is:”most”

most

/məʊst/
determiner & pronoun
determiner: most; pronoun: most

1. greatest in amount or degree.
“they’ve had the most success”
synonyms: nearly all, almost all, the greatest quantity/part/number, the majority, the bulk, the lion’s share, the

mass, the preponderance
“she spends most of her time in London”

antonyms: little, few

  • the majority of; nearly all of.
    “the two-pin sockets found in most European countries”
    synonyms: nearly all, almost all, the greatest quantity/part/number, the majority, the bulk, the lion’s share, the mass, the preponderance
    “she spends most of her time in London”
  • antonyms: little, few

    adverb

    adverb: most

    1. forming the superlative of adjectives and adverbs, especially those of more than one syllable.
    “the most important event of my life”
    2. to the greatest extent.
    “the things he most enjoyed”
    3. extremely; very.
    “it was most kind of you”
    4. North Americaninformal
    almost.
    “most everyone understood”

    Source credit: Google