workings

Strongest matches

• belly
• entrails
• innards

Strong matches

• bowels
• center
• components
• contents
• guts
• heart
• middle
• recesses
• soul
• viscera
• womb

Weak matches

• inner parts
• internal organs

Strong matches

• logistics
• mechanism
• nitty-gritty
• procedures

Weak match

• nuts and bolts

Strongest matches

• instrument
• structure
• system
• tool

Strong matches

• apparatus
• appliance
• components
• contrivance
• doohickey
• gadget
• gears
• gimmick
• innards
• machinery
• motor
• works

Weak match

• black box

Strongest matches

• agency
• operation
• procedure
• process
• system
• technique

Strong matches

• execution
• functioning
• medium
• performance

Strongest match

• rule of thumb

Weak matches

• M.O.
• MO
• approach
• manner
• manner of working
• means
• method
• method of functioning
• method of operating
• method of operation
• mode of operation
• modus vivendi
• procedure
• process
• system
• technique
• way
• way of doing things

Weak matches

• bare bones
• basic details
• basics
• brass tacks
• essentials
• fundamentals
• innards
• inner workings
• mechanics
• nitty-gritty
• no frills
• practical details
• practicalities