Significant delay in auto-completions when OpenFOAM is sourced

[FoamScience]

Describe the bug
Experiencing delays in fetching auto-completion items when OpenFOAM is sourced.

To Reproduce
Steps to reproduce the behavior:

1. Source OpenFOAM/Foam-Extend's bashrc
2. Open a case file in NeoVim
3. Type t
4. Wait for some time for completions to show up :(

Expected behavior
Immediate and seamless auto-completion triggering.

Desktop (please complete the following information):

• OS: Ubuntu 20.04 LTS
• Text Editor: NeoVim (and probably VS-Code too)
• Version: 0.1.3