neap

/nip/
adjective
  1. Describing a tide that has the smallest range between high and low water, occurring when the sun and moon are at right angles to each other.
    • During a neap tide, the beach stays almost the same size all day.
    • The neap tide brought very little change in the water level today.
    • Sailors know that neap tides are not ideal for entering shallow harbors.
Antonyms
What does "neap" mean? | whatsthatwordmean | whatsthatwordmean