effortless
(ADJ) requiring little/no effort
navigate
(V) to find one's way over long distance
trace
(V) find/discover by investigation
comparison
(N) the act of comparing
achievement
(N) a thing done successfully with hard work
current
(N) a body of water/air that flows in one direction
shoreline
(N) the line along which a large body of water meets the land
experiment
(V) to try out new ideas/ methods
immense
(ADJ) extremely large in scale or degree
span
(V) to stretch or reach over
mastery
(N) the full grasp of a subject or skill
unwavering
(ADJ) steady; not moving back and forth
curiosity
(N) a strong desire to learn or know something
migration
(N) a regular, predictable movement of living things from one location to another
onboard
(PREP) on or within ( a ship, aircraft, other vehicle)
eventually
(ADV) in the end, after a long delay
destructive
(ADJ) causing great damage
inhabit
(V) to occupy or live in