simplistic

UK: /sɪmˈplɪstɪk/ US: /sɪmˈplɪstɪk/ ,(sim plis′tik)

WordReference Random House Learner's Dictionary of American English © 2026

sim•plis•tic /sɪmˈplɪstɪk/   adj. 

1. being too simple, esp. in ignoring difficulties;
   oversimplified:
   His proposals for reducing the deficit are simplistic.

See -plic-.

WordReference Random House Unabridged Dictionary of American English © 2026

sim•plis•tic  (sim plis′tik), adj. 

1. characterized by extreme simplism;
   oversimplified:
   a simplistic notion of good and bad.

• simple + -istic 1855–60

sim•plis′ti•cal•ly, adv. 

Collins Concise English Dictionary © HarperCollins Publishers::

simplistic / sɪmˈplɪstɪk/ adjective

1. characterized by extreme simplicity; naive
2. oversimplifying complex problems; making unrealistically simple judgments or analyses

ˈsimplism noun

simˈplistically adverb

USAGE
Since simplistic already has too as part of its meaning, it is tautologous to talk about something being too simplistic or over-simplistic