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Definition of
Cast-iron
Cast-iron
cast-iron
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Definition/Meaning
(adjective)
rigid and inflexible, not subject to change or modification;
e.g. We have made cast-iron plans that we must follow strictly to the minute.
Similar Words
Brassbound
Durable
Exacting
Hard
Hard-bitten
Hard-line
Hardy
Inflexible
Rigid
Rigorous
Rugged
Stout
Strict
Stringent
Strong
Sturdy
Tough
Uncompromising
Vigorous
Opposite Words
Acquiescent
Compliant
Easy
Easygoing
Emasculated
Exhausted
Fragile
Frail
Gentle
Incapacitated
Indulgent
Infirm
Kindly
Lenient
Merciful
Mild
Mortal
Neglectful
Negligent
Perishable
Pliable
Pliant
Puny
Remiss
Resistless
Sensitive
Slipshod
Sloppy
Slovenly
Susceptible
Temporary
Tolerant
Transient
Unfussy
Unresistant
Unsound
Vulnerable
Wasted
Worn-out
Yielding
Related Words
Able-bodied
Adamant
Adamantine
Austere
Brawny
Close
Conscientious
Demanding
Determined
Dogged
Durable
Enduring
Everlasting
Exact
Firm
Fit
Flinty
Flourishing
Fortified
Fussy
Grim
Hale
Hard
Hard-hearted
Harsh
Healthy
Husky
Immortal
Immovable
Imperishable
Implacable
Ironbound
Lasting
Leathery
Lusty
Meticulous
Muscular
Painstaking
Permanent
Punctilious
Red-blooded
Relentless
Resilient
Robust
Scrupulous
Severe
Single-minded
Sound
Stable
Stalwart
Stanch
Staunch
Steadfast
Stern
Strapping
Stubborn
Tempered
Tenacious
Thriving
Tough
Unappeasable
Unbending
Undeviating
Unflinching
Unrelenting
Unsparing
Unyielding
Virile
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