Obstacle
Obstacle noun - Something that makes movement or progress difficult.
Passage
Passage noun - An established course for traveling from one place to another.
How words are described
Both words in one sentence
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As Bolos grow bigger and heavier (in their later versions rivaling the size and mass of World War I battleships), the concepts of 'obstacle' or 'barrier' become less meaningful they blow everything in their way up, iron it flat through the sheer weight of their passage, or both.
Source: Dungeon Bypass -
Dungeon Bypass: As they grow bigger and heavier, the concepts of 'obstacle' or 'barrier' become less meaningful — they blow everything in their way up, iron it flat through the sheer weight of their passage, or both.
Source: Literature / Bolo
Cite this Source
Passage and Obstacle. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/obstacle/passage
Obstacle & Passage. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/obstacle/passage>.
Passage or Obstacle. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/obstacle/passage.
Google Ngram Viewer shows how "obstacle" and "passage" have occurred on timeline