opportunist

capitalize

Make a letter large

• manipulateControl through clever influence
• leverageBorrowed capital for amplified returns
• exploitNotable act or abuse

scavenge · profiteer · freeload · poach · encroach · usurp · appropriate · co-opt · parasitic · predatory

charlatan

Faker claiming false expertise

• impostorOne feigning another's identity
• fraudIntentional criminal trickery
• grifterPetty fraud perpetrator

swindler · con-artist · trickster · hustler · faker · pretender · two-faced · backstabber · double-dealer · turncoat

ambitious

Strongly desiring achievement

• selfishConcerned only with oneself
• mercenarySoldier fighting for pay
• acquisitiveDesiring material gain

egocentric · self-serving · careerist · greedy · grasping · covetous · materialistic · individualistic · unscrupulous · amoral

strategic

Deliberately planned for advantage

• tacticalStrategically planned
• schemingCrafty and calculating
• cunningSly, scheming cleverness

maneuvering · deliberate · premeditated · methodical · cold-blooded · analytical · dispassionate · pragmatic · systematic · conniving

seize

Take suddenly, forcibly

• pounceSudden attack leap
• strikeForceful impact or stoppage
• windowGlass-fitted wall opening

opening · moment · chance · break · advantage · edge · prospect · circumstance · serendipity · windfall

astute

Mentally sharp, discerning

• cannyShrewdly practical and cautious
• savvyPractical shrewdness
• perceptiveQuick to understand

sharp · clever · resourceful · quick-witted · street-smart · nimble · alert · keen-eyed · sharp-eyed · discerning

• driven peoplego-getter, striver, hustler, dynamo, eager beaver
• exploitersexploiter, predator, parasite, user, leech
• opportunistsexploiter, user, gold digger, fortune hunter, social climber
• self-interestself-interest, selfishness, egoism, look out for number one, every man for himself
• fair-weather friendsfair-weather friend, fair-weather fan, false friend
• freeloadersfreeloader, mooch, moocher, sponge, sponger