DENSE

• A few bricks shy of a load

• A little on the slow side

• Blockheaded

• Blockish

• Bubble-headed

• Cement-headed

• Close-grained

• Close-packed

• Closely compacted

• Closely crowded together

• Closely packed

• Compact

• Concentrated

• Congested

• Crammed

• Crowded

• Crowded together

• Dim-witted

• Doltish

• Dull

• Dunderheaded

• Firmly packed

• Foggy

• Guolaugur Ottarsson: ___ Time

• Hard to get through

• Hard to get through to

• Hard to penetrate

• Hard to see through, as fog

• Hardly Mensa material

• Hardly qualified to be a rocket scientist

• Hardly sparse

• Hardly suited for Mensa

• Heavy, as fog

• Heavy, like a muffin

• Heavy, like bread

• Heavy, like some baked goods

• Highly concentrated

• Impenetrable

• Jam-packed

• Knuckleheaded

• Lead-like

• Like a black hole

• Like a blockhead

• Like a copse

• Like a dumbbell

• Like a pea-soup fog

• Like a rain forest

• Like a thicket

• Like Archie's pal Moose

• Like depleted uranium

• Like dunderheads

• Like heavy fog

• Like lead

• Like London fogs

• Like one who's a brick shy of a load

• Like osmium, more than any other known element

• Like pea soup fog

• Like rain forests

• Like rich cake

• Like some fog

• Like thick audience

• Like thickets

• Like urban populations

• Mush-headed

• Needs another way?

• Needs to be obtuse

• No Einstein

• No rocket scientist

• None too brainy

• None too bright

• None too quick on the uptake

• None too swift

• Not at all apt

• Not at all sharp

• Not bright

• Not exactly a genius

• Not getting it

• Not Mensa material

• Not so swift on the uptake

• Not sparse

• Not the brightest bulb on the tree

• Not the sharpest knife in the drawer

• Not the sharpest pencil in the box

• Not the sharpest tack

• Not the sharpest tool in the shed

• Not too astute

• Not very quick

• Not very sharp

• Not very smart, studies extra at the outset... (5)

• Not very swift

• Obtuse

• Opaque

• Overcrowded

• Overgrown

• Packed

• Packed in tight

• Packed tight

• Packed with ideas, as an essay

• Populous

• Practically impenetrable

• Really crammed in

• Rearranged needs?

• Short on sharpness

• Slow

• Slow on the uptake

• Slow to catch on

• Slow to understand

• Slow-witted

• Sold-out show

• Stupid

• Thick

• Thick as a brick

• Thick or slow-witted

• Thick-headed

• Thick-skulled

• Thick, like fog

• Thickly packed

• Thickly populated

• Thickset

• Tightly packed

• Tough to get through

• Tough to get through to

• Unintelligent

• Unlike Eden's population

• Very thick