" depthless "

1: lacking significant physical depth;

  * e.g., " ... they crossed the brook at its most depthless point "

•  Synonyms : 

•  shallow,

•  shoal

•  Antonyms : 

•  deep

1: distance measured from the top to the bottom of something;

  * e.g., " ... be sure to check the depth of the water before diving off the dock "

•  Synonyms : 

•  deepness,

•  drop

•  Antonyms : 

•  acme,

•  apex,

•  climax,

•  crown,

•  culmination,

•  head,

•  height,

•  high-water mark,

•  meridian,

•  peak,

•  pinnacle,

•  summit,

•  tip-top,

•  top,

•  zenith

2: the quality of being great in extent (as of insight);

  * e.g., " ... the depth of the poet's understanding of human nature has given his works a timeless appeal "

•  Synonyms : 

•  deepness,

•  profoundness,

•  profundity

•  Antonyms : 

• (N/A)

3: the most intense or characteristic phase of something;

  * e.g., " ... I was in the depths of profound thought when I was interrupted "

•  Synonyms : 

•  deep,

•  height,

•  middle,

•  midst,

•  thick

•  Antonyms : 

• (N/A)