extensive

deepest

diːp

adjective

extending far down from the top or surface.

a deep gorge

extending far down,cavernous,yawning,gaping,huge,big,great,extensive,profound,unplumbed,bottomless,immeasurable,fathomless,unfathomable,chasmic

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deeper

diːp

adjective

extending far down from the top or surface.

a deep gorge

extending far down,cavernous,yawning,gaping,huge,big,great,extensive,profound,unplumbed,bottomless,immeasurable,fathomless,unfathomable,chasmic

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deep

diːp

adjective

extending far down from the top or surface.

a deep gorge

extending far down,cavernous,yawning,gaping,huge,big,great,extensive,profound,unplumbed,bottomless,immeasurable,fathomless,unfathomable,chasmic

noun

the sea.

denizens of the deep

the sea,the ocean,the high seas,the drink,the briny,the waves,the main,the foam,the profound

adverb

far down or in; deeply.

he travelled deep into the forest

far down,far in,deep down,way down,to a great depth,far,a long way,a great distance,a good way

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copious

ˈkəʊpɪəs

adjective

abundant in supply or quantity.

she took copious notes

abundant,superabundant,plentiful,ample,profuse,full,extensive,considerable,substantial,generous,bumper,lavish,fulsome,liberal,bountiful,overflowing,abounding,teeming,in abundance,many,numerous,multiple,multifarious,multitudinous,manifold,countless,innumerable,a gogo,galore,lank,bounteous,plenteous,myriad

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commodious

kəˈməʊdɪəs

adjective

roomy and comfortable.

they moved to a more commodious dwelling

roomy,capacious,spacious,ample,substantial,generous,sizeable,large,big,broad,wide,extensive,spacey

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colossal

kəˈlɒs(ə)l

adjective

extremely large or great.

a colossal amount of mail

huge,massive,enormous,gigantic,very big,very large,great,giant,mammoth,vast,cosmic,immense,tremendous,mighty,stupendous,monumental,epic,prodigious,mountainous,monstrous,titanic,towering,elephantine,king-sized,king-size,gargantuan,Herculean,Brobdingnagian,substantial,extensive,hefty,bulky,weighty,heavy,gross,mega,monster,whopping,whopping great,thumping,thumping great,humongous,jumbo,hulking,bumper,astronomical,astronomic,whacking,whacking great,ginormous

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capacious

kəˈpeɪʃəs

adjective

having a lot of space inside; roomy.

she rummaged in her capacious handbag

roomy,commodious,spacious,ample,big,large,sizeable,generous,extensive,substantial,vast,huge,immense,voluminous,spacey

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